Control knob



FIG. 1 is a top perspective view of the design of the presentapplication;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a side elevational view of FIG. 1;

FIG. 5 is an opposite side elevational view of FIG. 1;

FIG. 6 is a top view of the design of FIG. 1;

FIG. 7 is a bottom view of the design of FIG. 1;

FIG. 8 is a bottom perspective view of the design of FIG. 1;

FIG. 9 is a top perspective view of the two components of the design ofFIG. 1, shown as disassembled;

FIG. 10 is a top perspective view of a further embodiment of the presentdesign;

FIG. 11 is a front elevational view of the design of FIG. 10;

FIG. 12 is a rear elevational view of the design of FIG. 10;

FIG. 13 is a side elevational view of the design of FIG. 10;

FIG. 14 is an opposite side elevational view of the design of FIG. 10;

FIG. 15 is a top view of the design of FIG. 10;

FIG. 16 is a bottom view of the design of FIG. 10;

FIG. 17 is a bottom perspective view of the design of FIG. 10; and,

FIG. 18 is a top perspective view of the two components of the design ofFIG. 10, shown as disassembled.

The broken lines shown are included for the purpose of illustratingportions of the control knob that form no part of the claim.

CLAIM The ornamental design for a control knob, as shown and described.